DE69938529T2 - Empfang von Zeitsgechalteten Sendeniversitäts-(TSTD)-Signalen und nicht-TSTD-Signalen - Google Patents

Empfang von Zeitsgechalteten Sendeniversitäts-(TSTD)-Signalen und nicht-TSTD-Signalen Download PDF

Info

Publication number
DE69938529T2
DE69938529T2 DE1999638529 DE69938529T DE69938529T2 DE 69938529 T2 DE69938529 T2 DE 69938529T2 DE 1999638529 DE1999638529 DE 1999638529 DE 69938529 T DE69938529 T DE 69938529T DE 69938529 T2 DE69938529 T2 DE 69938529T2
Authority
DE
Germany
Prior art keywords
signal
power
pilot
tstd
signals
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Expired - Fee Related
Application number
DE1999638529
Other languages
German (de)
English (en)
Other versions
DE69938529D1 (de
Inventor
Jin Woo Songnam-shi CHOI
Soon Young Yoon
Jong Han Yongin-shi KIM
Su Won Park
Jae Heung Yeom
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Samsung Electronics Co Ltd
Original Assignee
Samsung Electronics Co Ltd
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Samsung Electronics Co Ltd filed Critical Samsung Electronics Co Ltd
Publication of DE69938529D1 publication Critical patent/DE69938529D1/de
Application granted granted Critical
Publication of DE69938529T2 publication Critical patent/DE69938529T2/de
Anticipated expiration legal-status Critical
Expired - Fee Related legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04B—TRANSMISSION
    • H04B7/00—Radio transmission systems, i.e. using radiation field
    • H04B7/02—Diversity systems; Multi-antenna system, i.e. transmission or reception using multiple antennas
    • H04B7/04—Diversity systems; Multi-antenna system, i.e. transmission or reception using multiple antennas using two or more spaced independent antennas
    • H04B7/06—Diversity systems; Multi-antenna system, i.e. transmission or reception using multiple antennas using two or more spaced independent antennas at the transmitting station
    • H04B7/0602—Diversity systems; Multi-antenna system, i.e. transmission or reception using multiple antennas using two or more spaced independent antennas at the transmitting station using antenna switching
    • H04B7/0604—Diversity systems; Multi-antenna system, i.e. transmission or reception using multiple antennas using two or more spaced independent antennas at the transmitting station using antenna switching with predefined switching scheme
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04B—TRANSMISSION
    • H04B17/00—Monitoring; Testing
    • H04B17/30—Monitoring; Testing of propagation channels
    • H04B17/309—Measuring or estimating channel quality parameters
    • H04B17/336—Signal-to-interference ratio [SIR] or carrier-to-interference ratio [CIR]
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04W—WIRELESS COMMUNICATION NETWORKS
    • H04W52/00—Power management, e.g. TPC [Transmission Power Control], power saving or power classes
    • H04W52/04—TPC
    • H04W52/06—TPC algorithms
    • H04W52/14—Separate analysis of uplink or downlink
    • H04W52/143—Downlink power control
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04W—WIRELESS COMMUNICATION NETWORKS
    • H04W52/00—Power management, e.g. TPC [Transmission Power Control], power saving or power classes
    • H04W52/04—TPC
    • H04W52/18—TPC being performed according to specific parameters
    • H04W52/24—TPC being performed according to specific parameters using SIR [Signal to Interference Ratio] or other wireless path parameters
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04B—TRANSMISSION
    • H04B2201/00—Indexing scheme relating to details of transmission systems not covered by a single group of H04B3/00 - H04B13/00
    • H04B2201/69—Orthogonal indexing scheme relating to spread spectrum techniques in general
    • H04B2201/707—Orthogonal indexing scheme relating to spread spectrum techniques in general relating to direct sequence modulation
    • H04B2201/70701—Orthogonal indexing scheme relating to spread spectrum techniques in general relating to direct sequence modulation featuring pilot assisted reception

Landscapes

  • Engineering & Computer Science (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Signal Processing (AREA)
  • Quality & Reliability (AREA)
  • Physics & Mathematics (AREA)
  • Electromagnetism (AREA)
  • Mobile Radio Communication Systems (AREA)
  • Radio Transmission System (AREA)
DE1999638529 1998-05-13 1999-05-13 Empfang von Zeitsgechalteten Sendeniversitäts-(TSTD)-Signalen und nicht-TSTD-Signalen Expired - Fee Related DE69938529T2 (de)

Applications Claiming Priority (5)

Application Number Priority Date Filing Date Title
KR9817279 1998-05-13
KR9817280 1998-05-13
KR19980017279 1998-05-13
KR19980017280 1998-05-13
PCT/KR1999/000239 WO1999059254A2 (en) 1998-05-13 1999-05-13 Device and method for a mobile station for receiving signals transmitted from a base station

Publications (2)

Publication Number Publication Date
DE69938529D1 DE69938529D1 (de) 2008-05-29
DE69938529T2 true DE69938529T2 (de) 2009-06-10

Family

ID=26633652

Family Applications (1)

Application Number Title Priority Date Filing Date
DE1999638529 Expired - Fee Related DE69938529T2 (de) 1998-05-13 1999-05-13 Empfang von Zeitsgechalteten Sendeniversitäts-(TSTD)-Signalen und nicht-TSTD-Signalen

Country Status (11)

Country Link
US (1) US6690665B1 (ja)
EP (2) EP0993706B1 (ja)
JP (1) JP3423292B2 (ja)
KR (1) KR100295755B1 (ja)
CN (1) CN1164046C (ja)
AU (1) AU733154B2 (ja)
BR (1) BR9906447A (ja)
CA (1) CA2294852C (ja)
DE (1) DE69938529T2 (ja)
RU (1) RU2181529C2 (ja)
WO (1) WO1999059254A2 (ja)

Families Citing this family (50)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US6661832B1 (en) * 1999-05-11 2003-12-09 Qualcomm Incorporated System and method for providing an accurate estimation of received signal interference for use in wireless communications systems
KR100580090B1 (ko) * 1999-12-18 2006-05-16 주식회사 케이티 송신 안테나 다이버서티를 사용하는 코드분할다중접속 시스템을 위한 모드 선택형 복조장치
JP3438701B2 (ja) 2000-06-09 2003-08-18 日本電気株式会社 Ｄｓ−ｃｄｍａシステムにおける受信パスタイミング検出回路
KR100459564B1 (ko) * 2000-06-21 2004-12-03 삼성전자주식회사 이동통신시스템에서 서비스 부하를 단말기에 보고하기위한 장치 및 방법
CN1334658A (zh) 2000-06-28 2002-02-06 三星电子株式会社 用于异步cdma通信系统中移动站的导频信道功率测量装置
JP3607605B2 (ja) * 2000-12-04 2005-01-05 埼玉日本電気株式会社 Ｗｃｄｍａ無線基地局
DE10105733A1 (de) * 2001-02-08 2002-09-26 Infineon Technologies Ag Verfahren zur Bestimmung der Störleistung in einem CDMA-Funkempfänger und CDMA-Funkempfänger
KR100826168B1 (ko) * 2001-12-29 2008-04-30 엘지전자 주식회사 이동 통신 시스템의 채널 추정 장치
KR100886534B1 (ko) * 2002-03-27 2009-03-02 삼성전자주식회사 코드 분할 다중 접속 통신 시스템에서 시공간 송신 다이버시티 방식을 이용한 채널 신호 수신 장치 및 방법
JP4289854B2 (ja) * 2002-09-20 2009-07-01 京セラ株式会社 無線基地装置、移動端末装置、参照信号制御方法および参照信号制御プログラム
US8811348B2 (en) 2003-02-24 2014-08-19 Qualcomm Incorporated Methods and apparatus for generating, communicating, and/or using information relating to self-noise
US9544860B2 (en) 2003-02-24 2017-01-10 Qualcomm Incorporated Pilot signals for use in multi-sector cells
US9661519B2 (en) 2003-02-24 2017-05-23 Qualcomm Incorporated Efficient reporting of information in a wireless communication system
US8514692B2 (en) 2003-02-24 2013-08-20 Qualcomm Incorporated Methods and apparatus for determining, communicating and using information which can be used for interference control purposes
US7218948B2 (en) 2003-02-24 2007-05-15 Qualcomm Incorporated Method of transmitting pilot tones in a multi-sector cell, including null pilot tones, for generating channel quality indicators
US6907025B2 (en) * 2003-06-06 2005-06-14 Interdigital Technology Corporation Adjusting the amplitude and phase characteristics of transmitter generated wireless communication signals in response to base station transmit power control signals and known transmitter amplifier characteristics
CN1581740B (zh) * 2003-08-15 2012-10-17 上海贝尔阿尔卡特股份有限公司 Ofdm系统中基于pn序列和导频的反馈型信道估计方法及装置
US7746800B2 (en) * 2003-11-21 2010-06-29 Nokia Corporation Flexible rate split method for MIMO transmission
US8433005B2 (en) 2004-01-28 2013-04-30 Qualcomm Incorporated Frame synchronization and initial symbol timing acquisition system and method
US8724447B2 (en) 2004-01-28 2014-05-13 Qualcomm Incorporated Timing estimation in an OFDM receiver
US7558554B2 (en) * 2004-02-24 2009-07-07 Broadcom Corporation Method and system for antenna selection diversity with prediction
US8077691B2 (en) * 2004-03-05 2011-12-13 Qualcomm Incorporated Pilot transmission and channel estimation for MISO and MIMO receivers in a multi-antenna system
US8068530B2 (en) * 2004-06-18 2011-11-29 Qualcomm Incorporated Signal acquisition in a wireless communication system
US8503938B2 (en) 2004-10-14 2013-08-06 Qualcomm Incorporated Methods and apparatus for determining, communicating and using information including loading factors which can be used for interference control purposes
WO2006049282A1 (ja) * 2004-11-08 2006-05-11 Matsushita Electric Industrial Co., Ltd. 無線送信装置およびパイロット信号挿入方法
US9191840B2 (en) 2005-10-14 2015-11-17 Qualcomm Incorporated Methods and apparatus for determining, communicating and using information which can be used for interference control
US8694042B2 (en) 2005-10-14 2014-04-08 Qualcomm Incorporated Method and apparatus for determining a base station's transmission power budget
US7729714B2 (en) * 2005-12-20 2010-06-01 Qualcomm Incorporated Method and apparatus for reverse link transmit beam-forming
US9148795B2 (en) 2005-12-22 2015-09-29 Qualcomm Incorporated Methods and apparatus for flexible reporting of control information
US9572179B2 (en) 2005-12-22 2017-02-14 Qualcomm Incorporated Methods and apparatus for communicating transmission backlog information
US9338767B2 (en) 2005-12-22 2016-05-10 Qualcomm Incorporated Methods and apparatus of implementing and/or using a dedicated control channel
US9125093B2 (en) 2005-12-22 2015-09-01 Qualcomm Incorporated Methods and apparatus related to custom control channel reporting formats
US20070249287A1 (en) 2005-12-22 2007-10-25 Arnab Das Methods and apparatus for selecting between a plurality of dictionaries
US9125092B2 (en) 2005-12-22 2015-09-01 Qualcomm Incorporated Methods and apparatus for reporting and/or using control information
US20070149132A1 (en) 2005-12-22 2007-06-28 Junyl Li Methods and apparatus related to selecting control channel reporting formats
US8437251B2 (en) 2005-12-22 2013-05-07 Qualcomm Incorporated Methods and apparatus for communicating transmission backlog information
US9137072B2 (en) 2005-12-22 2015-09-15 Qualcomm Incorporated Methods and apparatus for communicating control information
US9473265B2 (en) 2005-12-22 2016-10-18 Qualcomm Incorporated Methods and apparatus for communicating information utilizing a plurality of dictionaries
US8514771B2 (en) 2005-12-22 2013-08-20 Qualcomm Incorporated Methods and apparatus for communicating and/or using transmission power information
US9119220B2 (en) 2005-12-22 2015-08-25 Qualcomm Incorporated Methods and apparatus for communicating backlog related information
US9451491B2 (en) 2005-12-22 2016-09-20 Qualcomm Incorporated Methods and apparatus relating to generating and transmitting initial and additional control information report sets in a wireless system
KR100679836B1 (ko) 2006-03-02 2007-02-06 엘지전자 주식회사 근거리 통신에서의 채널의 간섭 여부 판별 방법
US20070243882A1 (en) 2006-04-12 2007-10-18 Qualcomm Incorporated Method and apparatus for locating a wireless local area network associated with a wireless wide area network
CN101047486B (zh) * 2006-06-23 2010-07-07 华为技术有限公司 一种干扰检测方法
KR101414611B1 (ko) * 2007-04-19 2014-07-07 엘지전자 주식회사 다중 안테나 시스템에서 신호 송신 방법
US8543149B2 (en) * 2008-04-04 2013-09-24 Samsung Electronics Co., Ltd Message-based approach for improved interference power estimation
DE102009017552B3 (de) * 2009-04-17 2010-09-30 Sew-Eurodrive Gmbh & Co. Kg Vorrichtung und Verfahren zur berührungslosen Übertragung elektrischer Leistung und Information
US9048913B2 (en) * 2010-07-06 2015-06-02 Google Inc. Method and apparatus for adaptive control of transmit diversity to provide operating power reduction
JP6684079B2 (ja) * 2015-11-17 2020-04-22 キヤノン株式会社 通信装置、制御方法、及びプログラム
CN111246587B (zh) * 2018-11-29 2021-10-19 华为技术有限公司 传输方法和装置

Family Cites Families (18)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5127051A (en) * 1988-06-13 1992-06-30 Itt Corporation Adaptive modem for varying communication channel
US5214675A (en) * 1991-07-02 1993-05-25 Motorola, Inc. System and method for calculating channel gain and noise variance of a communication channel
CH682195A5 (ja) * 1991-07-31 1993-07-30 Ascom Tech Ag
FR2696604B1 (fr) * 1992-10-07 1994-11-04 Alcatel Radiotelephone Dispositif d'estimation d'un canal de transmission.
US5581580A (en) * 1993-05-20 1996-12-03 Telefonaktiebolaget Lm Ericsson Low complexity model based channel estimation algorithm for fading channels
JP3457357B2 (ja) * 1993-07-23 2003-10-14 株式会社日立製作所 スペクトル拡散通信システム、送信電力制御方法、移動端末装置及び基地局
US5809083A (en) * 1994-11-23 1998-09-15 At&T Wireless Services, Inc. Differentially encoded pilot word system and method for wireless transmissions of digital data
JPH08195703A (ja) * 1995-01-17 1996-07-30 Toshiba Corp 無線通信装置
CN1078988C (zh) * 1995-06-13 2002-02-06 Ntt移动通信网株式会社 Cdma解调装置
US5671221A (en) * 1995-06-14 1997-09-23 Sharp Microelectronics Technology, Inc. Receiving method and apparatus for use in a spread-spectrum communication system
ZA965340B (en) * 1995-06-30 1997-01-27 Interdigital Tech Corp Code division multiple access (cdma) communication system
JP3338747B2 (ja) * 1995-12-28 2002-10-28 日本電気株式会社 干渉波除去装置
US5737327A (en) * 1996-03-29 1998-04-07 Motorola, Inc. Method and apparatus for demodulation and power control bit detection in a spread spectrum communication system
US5799005A (en) * 1996-04-30 1998-08-25 Qualcomm Incorporated System and method for determining received pilot power and path loss in a CDMA communication system
US5881056A (en) * 1996-08-20 1999-03-09 Lucent Technologies Inc. Method and apparatus of a multi-code code division multiple access receiver having shared accumulator circuits
JP3006679B2 (ja) * 1997-01-16 2000-02-07 日本電気株式会社 セルラー移動電話システム
US5926503A (en) * 1997-08-27 1999-07-20 Motorola, Inc. DS-CDMA receiver and forward link diversity method
US6185258B1 (en) * 1997-09-16 2001-02-06 At&T Wireless Services Inc. Transmitter diversity technique for wireless communications

Also Published As

Publication number Publication date
DE69938529D1 (de) 2008-05-29
BR9906447A (pt) 2000-11-28
EP1791267A1 (en) 2007-05-30
KR100295755B1 (ko) 2001-07-12
CA2294852A1 (en) 1999-11-18
AU733154B2 (en) 2001-05-10
RU2181529C2 (ru) 2002-04-20
JP3423292B2 (ja) 2003-07-07
JP2002515675A (ja) 2002-05-28
CA2294852C (en) 2005-06-07
EP0993706B1 (en) 2008-04-16
WO1999059254A2 (en) 1999-11-18
US6690665B1 (en) 2004-02-10
EP0993706A2 (en) 2000-04-19
CN1269074A (zh) 2000-10-04
WO1999059254A3 (en) 2000-01-27
KR19990088251A (ko) 1999-12-27
AU3735699A (en) 1999-11-29
CN1164046C (zh) 2004-08-25

Similar Documents

Publication Publication Date Title
DE69938529T2 (de) Empfang von Zeitsgechalteten Sendeniversitäts-(TSTD)-Signalen und nicht-TSTD-Signalen
DE60118715T2 (de) Korrelationsfilter für den rückkanal in einem drahtlosen cdma system mit mehreren bit-raten
DE69932929T2 (de) Verzögerungsnachführung mit Suchfenster in einem Kodemultiplexvielfachzugriffsübertragungssystem
DE69930527T2 (de) Rake-Empfänger
DE60022750T2 (de) Verfahren zur amplituden- und phasen-schätzung in einem drahtlosen kommunikationssystem
EP0211460B1 (de) Digitales Funkübertragungsverfahren
DE69735549T2 (de) Kohärente demodulation mit entscheidungsgesteurter kanal schätzung für digitale übertragung
DE60133229T2 (de) TSTD Vorrichtung und Verfahren für ein TDD CDMA Mobilkommunikationssystem
EP1262031A1 (de) Datenübertragungsverfahren und -system mit sendeantennen-diversität
DE69938289T2 (de) Kanalübertragungsgerät und -verfahren für ein mobiles Kommunikationssystem unter Verwendung von Vielfachsendeantennen
DE10012284A1 (de) Pilotsignale für die Synchronisation und/oder Kanalschätzung
EP1125376B1 (de) Verfahren und funkstation für die übertragung von vorverzerrten signalen über mehrere funkkanäle
DE60123282T2 (de) Übertragen eines digitalen signals
EP1391051B1 (de) Rake-empfänger für fdd und tdd mode
DE19961594B4 (de) Verfahren für die Übertragung von Datensignalen zwischen einer Sendestation und mehreren Empfangsstationen, Sendestation und Empfangsstation
EP1388215B1 (de) Mehrteilnehmer-detektion mittels rake-empfänger-struktur
DE19826036C2 (de) Verfahren zur Trennung von mehreren überlagerten codierten Nutzersignalen
EP1133834B1 (de) Verfahren zum steuern von speicherzugriffen bei "rake"-empfängern mit "early-late tracking" in telekommunikationssystemen
DE19820761C1 (de) Verfahren und Einrichtung zur Kanalschätzung
DE19852571C1 (de) Verfahren zur Datenübertragung in einem Funk-Kommunikationssystem mit CDMA-Teilnehmerseparierung und variablen Spreizfaktoren
DE10005441A1 (de) CDMA-Funkempfänger
EP1525674B1 (de) Verfahren und vorrichtung zur parameterübergabe an einen rake-empfänger
EP1125370A1 (de) Rake-empfänger in mobilfunksystemen der dritten generation
EP1011232A2 (de) Verfahren zur Kanalschätzung
WO2002019542A2 (de) Verfahren sowie vorrichtung zur vorentzerrung von funkkanälen

Legal Events

Date Code Title Description
8364 No opposition during term of opposition
8339 Ceased/non-payment of the annual fee